2 sentences for 兹 (zī — now)

1. 敬启者，兹收到您的来信。

   jìng qǐ zhě, zī shōu​dào nín de lái​xìn.

   To whom it may concern: I have received your letter.

   Source: Dong Chinese Dictionary

2. 兹定于明日上午举行会议。

   zī dìng yú míng​rì shàng​wǔ jǔ​xíng huì​yì.

   It has been scheduled that the meeting will be held tomorrow morning.

   Source: Dong Chinese Dictionary